<!-- 定义模版对象 -->
<template>
    <div class="login_container">
      <div class="login_box">
        <!-- 头像区域-->
        <div class="avatar_box">
          <img src="../assets/logo.png" alt="VUE图片" />
        </div>

        <!-- 登陆表单区域
              ref代表当前表单引用对象
             :model 是表格中封装的对象
			 :rules 对整个表单数据进行数据校验
        -->
        <el-form ref="loginFormRef" label-width="0" class="login_form" :model="loginForm" :rules="rules" >
          <el-form-item prop="username">
            <el-input  prefix-icon="iconfont iconuser" v-model="loginForm.username"></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input  prefix-icon="iconfont iconsuo" type="password" v-model="loginForm.password"></el-input>
          </el-form-item>
          <el-form-item class="btns">
           
          </el-form-item>
        </el-form>
      </div>
    </div>
</template>

<!-- 定义JS变量 -->
<script>
export default {
  data(){
	return{
		loginForm: {
			username:"",
			password:""
		},
		rules:{
			username:[
				{required: true ,message:"请输入用户名",trigger:"blur"},
				{min:3,max:30,message:"长度在3到30个字符",trigg:"blur"}
			],
			password:[
				{required:true,message:"请输入密码",trigger:"blur"},
				{min:3,max:12,message:"长度在3-12个字符",trigger:"blur"}
			]
		}
	}
		
  },
  methods: {
	reset(){
		// this 代表当前组件对象
		// this.loginForm.username =""
		// this.loginForm.password=""
		//  $从vue对象中获取数据  $refs  从vue组件对象中获取全部ref标签
		this.$refs.loginFormRef.resetFields()
	},
	login(){
		// 1.获取表单数据
		this.$refs.loginFormRef.validate(async valid =>{
			// 2.当程序没有通过校验时，程序终止
			if(!valid) return
			// 3.发起ajax请求，实现业务调用
			// 参数1:url地址，参数2:传递的数据
		let {data:result} = await $http.post("/user/login",this.loginForm)
		console.log(result)
		})
		
	}
	
  }
}
</script>

<!-- 防止组件冲突 -->
<style lang="less" scoped>
.login_container{
  background-color: #2b4b6b;
  height: 100%;
}

.login_box {
  width: 450px;
  height: 300px;
  background-color: #FFFFFF;
  /* 设定圆弧角*/
  border-radius: 10px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #EEEEEE;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #DDDDDD; /* 添加阴影*/
    position: absolute;           /* 绝对定位*/
    left: 50%;                    /* 距离左侧50%*/
    transform: translate(-50%,-50%);   /*回调50%*/
    background-color: #FFFFFF;
    img {
      height: 100%;
      width: 100%;
      border-radius: 50%;
      background-color: #EEEEEE;
    }
  }

  .btns {
    display: flex;
    justify-content: flex-end;

  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }
}
</style>
